Mathematics, 20.09.2019 10:00 puremousetail
Irina has 10 coins, all nickels and dimes, worth a total of $0.70. this is shown by the system of linear equations, x + y = 10 and 0.05x + 0.1y = 0.7, on the graph.
how many nickels does she have?
Answers: 2
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Irina has 10 coins, all nickels and dimes, worth a total of $0.70. this is shown by the system of li...
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